def create_reservation(self, values):
"""Create reservation."""
pool = rp.ReservationPool()
pool_name = str(uuid.uuid4())
pool_instance = pool.create(name=pool_name)
reservation_values = {
'id': pool_name,
'lease_id': values['lease_id'],
'resource_id': pool_instance.id,
'resource_type': values['resource_type'],
'status': 'pending',
}
reservation = db_api.reservation_create(reservation_values)
count_range = str(values['min']) + '-' + str(values['max'])
host_values = {
'reservation_id': reservation['id'],
'resource_properties': values['resource_properties'],
'hypervisor_properties': values['hypervisor_properties'],
'count_range': count_range,
'status': 'pending',
}
db_api.host_reservation_create(host_values)
host_ids = self._matching_hosts(
values['hypervisor_properties'],
values['resource_properties'],
count_range,
values['start_date'],
values['end_date'],
)
if not host_ids:
raise manager_ex.NotEnoughHostsAvailable()
for host_id in host_ids:
db_api.host_allocation_create({'compute_host_id': host_id,
'reservation_id': reservation['id']})
def create_reservation(self, values):
"""Create reservation."""
pool = rp.ReservationPool()
pool_name = str(uuid.uuid4())
pool_instance = pool.create(name=pool_name)
reservation_values = {
'id': pool_name,
'lease_id': values['lease_id'],
'resource_id': pool_instance.id,
'resource_type': values['resource_type'],
'status': 'pending',
}
reservation = db_api.reservation_create(reservation_values)
min_host = values['min']
max_host = values['max']
if not min_host:
raise manager_ex.MissingParameter(param="min")
if not max_host:
raise manager_ex.MissingParameter(param="max")
try:
min_host = int(str(min_host))
except ValueError:
raise manager_ex.MalformedParameter(param="min")
try:
max_host = int(str(max_host))
except ValueError:
raise manager_ex.MalformedParameter(param="max")
count_range = str(values['min']) + '-' + str(values['max'])
host_values = {
'reservation_id': reservation['id'],
'resource_properties': values['resource_properties'],
'hypervisor_properties': values['hypervisor_properties'],
'count_range': count_range,
'status': 'pending',
}
db_api.host_reservation_create(host_values)
host_ids = self._matching_hosts(
values['hypervisor_properties'],
values['resource_properties'],
count_range,
values['start_date'],
values['end_date'],
)
if not host_ids:
pool.delete(pool_name)
raise manager_ex.NotEnoughHostsAvailable()
for host_id in host_ids:
db_api.host_allocation_create({'compute_host_id': host_id,
'reservation_id': reservation['id']})
def create_reservation(self, values):
"""Create reservation."""
pool = rp.ReservationPool()
pool_name = str(uuid.uuid4())
pool_instance = pool.create(name=pool_name)
reservation_values = {
'id': pool_name,
'lease_id': values['lease_id'],
'resource_id': pool_instance.id,
'resource_type': values['resource_type'],
'status': 'pending',
}
reservation = db_api.reservation_create(reservation_values)
count_range = str(values['min']) + '-' + str(values['max'])
host_values = {
'reservation_id': reservation['id'],
'resource_properties': values['resource_properties'],
'hypervisor_properties': values['hypervisor_properties'],
'count_range': count_range,
'status': 'pending',
}
db_api.host_reservation_create(host_values)
host_ids = self._matching_hosts(
values['hypervisor_properties'],
values['resource_properties'],
count_range,
values['start_date'],
values['end_date'],
)
if not host_ids:
raise manager_ex.NotEnoughHostsAvailable()
for host_id in host_ids:
db_api.host_allocation_create({
'compute_host_id': host_id,
'reservation_id': reservation['id']
})
def update_reservation(self, reservation_id, values):
"""Update reservation."""
reservation = db_api.reservation_get(reservation_id)
lease = db_api.lease_get(reservation['lease_id'])
pool = rp.ReservationPool()
hosts_in_pool = pool.get_computehosts(
reservation['resource_id'])
if (values['start_date'] < lease['start_date'] or
values['end_date'] > lease['end_date']):
allocations = []
for allocation in db_api.host_allocation_get_all_by_values(
reservation_id=reservation_id):
full_periods = db_utils.get_full_periods(
allocation['compute_host_id'],
values['start_date'],
values['end_date'],
datetime.timedelta(seconds=1))
if lease['start_date'] < values['start_date']:
max_start = values['start_date']
else:
max_start = lease['start_date']
if lease['end_date'] < values['end_date']:
min_end = lease['end_date']
else:
min_end = values['end_date']
if not (len(full_periods) == 0 or
(len(full_periods) == 1 and
full_periods[0][0] == max_start and
full_periods[0][1] == min_end)):
allocations.append(allocation)
if (hosts_in_pool and
self.nova.hypervisors.get(
self._get_hypervisor_from_name_or_id(
allocation['compute_host_id'])
).__dict__['running_vms'] > 0):
raise manager_ex.NotEnoughHostsAvailable()
if allocations:
host_reservation = (
db_api.host_reservation_get_by_reservation_id(
reservation_id))
host_ids = self._matching_hosts(
host_reservation['hypervisor_properties'],
host_reservation['resource_properties'],
str(len(allocations)) + '-' + str(len(allocations)),
values['start_date'],
values['end_date'])
if not host_ids:
raise manager_ex.NotEnoughHostsAvailable()
if hosts_in_pool:
old_hosts = [allocation['compute_host_id']
for allocation in allocations]
pool.remove_computehost(reservation['resource_id'],
old_hosts)
for allocation in allocations:
db_api.host_allocation_destroy(allocation['id'])
for host_id in host_ids:
db_api.host_allocation_create(
{'compute_host_id': host_id,
'reservation_id': reservation_id})
if hosts_in_pool:
host = db_api.host_get(host_id)
pool.add_computehost(reservation['resource_id'],
host['service_name'])
def update_reservation(self, reservation_id, values):
"""Update reservation."""
reservation = db_api.reservation_get(reservation_id)
lease = db_api.lease_get(reservation['lease_id'])
pool = rp.ReservationPool()
hosts_in_pool = pool.get_computehosts(
reservation['resource_id'])
if (values['start_date'] < lease['start_date'] or
values['end_date'] > lease['end_date']):
allocations = []
for allocation in db_api.host_allocation_get_all_by_values(
reservation_id=reservation_id):
full_periods = db_utils.get_full_periods(
allocation['compute_host_id'],
values['start_date'],
values['end_date'],
datetime.timedelta(seconds=1))
if lease['start_date'] < values['start_date']:
max_start = values['start_date']
else:
max_start = lease['start_date']
if lease['end_date'] < values['end_date']:
min_end = lease['end_date']
else:
min_end = values['end_date']
if not (len(full_periods) == 0 or
(len(full_periods) == 1 and
full_periods[0][0] == max_start and
full_periods[0][1] == min_end)):
allocations.append(allocation)
if (hosts_in_pool and
self.nova.hypervisors.get(
self._get_hypervisor_from_name_or_id(
allocation['compute_host_id'])
).__dict__['running_vms'] > 0):
raise manager_ex.NotEnoughHostsAvailable()
if allocations:
host_reservation = (
db_api.host_reservation_get_by_reservation_id(
reservation_id))
host_ids = self._matching_hosts(
host_reservation['hypervisor_properties'],
host_reservation['resource_properties'],
str(len(allocations)) + '-' + str(len(allocations)),
values['start_date'],
values['end_date'])
if not host_ids:
raise manager_ex.NotEnoughHostsAvailable()
if hosts_in_pool:
old_hosts = [allocation['compute_host_id']
for allocation in allocations]
pool.remove_computehost(reservation['resource_id'],
old_hosts)
for allocation in allocations:
db_api.host_allocation_destroy(allocation['id'])
for host_id in host_ids:
db_api.host_allocation_create(
{'compute_host_id': host_id,
'reservation_id': reservation_id})
if hosts_in_pool:
host = db_api.host_get(host_id)
pool.add_computehost(reservation['resource_id'],
host['service_name'])
